<template>
  <el-card>
    <el-table border style="margin: 10px 0px;" :data="skuArr">
      <el-table-column label="序号" type="index" align="center" width="80px"></el-table-column>
      <el-table-column label="名称" width="300px" show-overflow-tooltip prop="skuName"></el-table-column>
      <el-table-column label="描述" width="300pxx" show-overflow-tooltip prop="skuDesc"></el-table-column>
      <el-table-column label="默认图片" width="300px">
        <template #="{ row, $index }">
          <img :src="row.skuDefaultImg" style="width: 100px; height: 100px;">
        </template>
      </el-table-column>
      <el-table-column label="重量" width="300px" prop="weight"></el-table-column>
      <el-table-column label="价格" width="300px" prop="price"></el-table-column>
      <el-table-column label="操作" width="300px" fixed="right">
        <template #="{ row, $index }">
          <el-button @click="updateSale(row)" :type="row.isSale == 1 ? 'info' : 'success'" size="small"
            :icon="row.isSale == 1 ? 'Bottom' : 'Top'"></el-button>
          <el-button type="primary" size="small" icon="Edit" @click="updateSku"></el-button>
          <el-button type="info" size="small" icon="InfoFilled" @click="findSku(row)"></el-button>         
          <el-popconfirm :title="`你要删除${row.skuName}`" width="200px" @confirm="removeSku(row.id)">
            <template #reference>
              <el-button type="danger" size="small" icon="Delete"></el-button>
            </template>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>
    <el-pagination v-model:current-page="pageNo" v-model:page-size="pageSize" :page-sizes="[10, 20, 30, 40]"
      layout=" prev, pager, next, jumper,->,sizes,total" :total="total" :background="true"
      @size-change="handleSizeChange" @current-change="getHasSku" />
    <!-- 抽屉组件Drawer -->
    <el-drawer v-model="drawer">
      <template #header>
        <h4>查看商品详情</h4>
      </template>
      <template #default>
        <div>
          <el-row style="margin: 10px 0px;">
            <el-col :span="6">名称</el-col>
            <el-col :span="18">{{ skuInfo.skuName }}</el-col>
          </el-row>
          <el-row style="margin: 10px 0px;">
            <el-col :span="6">描述</el-col>
            <el-col :span="18">{{ skuInfo.skuDesc }}</el-col>
          </el-row>
          <el-row style="margin: 10px 0px;">
            <el-col :span="6">价格</el-col>
            <el-col :span="18">{{ skuInfo.price }}</el-col>
          </el-row>
          <el-row style="margin: 10px 0px;">
            <el-col :span="6">平台属性</el-col>
            <el-col :span="18">
              <el-tag v-for="item in skuInfo.skuAttrValueList" :key="item.id" style="margin: 5px;">{{ item.valueName }}
              </el-tag>
            </el-col>
          </el-row>
          <el-row style="margin: 10px 0px;">
            <el-col :span="6">销售属性</el-col>
            <el-col :span="18">
              <el-tag v-for="item in skuInfo.skuSaleAttrValueList" :key="item.id" style="margin: 5px;">{{
                item.saleAttrValueName }}
              </el-tag>
            </el-col>
          </el-row>
          <el-row style="margin: 10px 0px;">
            <el-col :span="6">商品图片</el-col>
            <el-col :span="18">
              <el-carousel :interval="4000" type="card" height="200px">
                <el-carousel-item v-for="item in skuInfo.skuImageList" :key="item.id">
                  <img :src="item.imgUrl" style="width: 100%;height: 100%;">
                </el-carousel-item>
              </el-carousel>
            </el-col>
          </el-row>
        </div>
      </template>
    </el-drawer>
  </el-card>
</template>
<script setup lang='ts' name='sku'>
import { onMounted, ref } from 'vue';
import { reqCancelSale, reqSaleSku, reqSkuInfo, reqSkuList, reqRemoveSku } from '@/api/product/sku';
import type { SkuResponseData, SkuData, SkuInfoData } from '@/api/product/sku/type';
import { ElMessage } from 'element-plus';;
//当前页码
let pageNo = ref<number>(1)
//下拉菜单展示SKU条数
let pageSize = ref<number>(10)
//SKU商品总数
let total = ref<number>(0)
let skuArr = ref<SkuData[]>([])
//抽屉Drawer的显示与隐藏
let drawer = ref<boolean>(false)
let skuInfo = ref<any>({})
//组件挂载完毕
onMounted(() => {
  getHasSku()
})
const getHasSku = async (pager = 1) => {
  pageNo.value = pager
  let result: SkuResponseData = await reqSkuList(pageNo.value, pageSize.value)
  if (result.code == 200) {
    total.value = result.data.total
    skuArr.value = result.data.records
  }
}
//页码变化
// const handleCurrentChange = (num: number) => {
//   pageNo.value = num
//   getHasSku(pageNo.value)
// }
//下拉菜单发生变化
const handleSizeChange = (pageSizes: number) => {
  getHasSku()
}
//商品上架与下架
const updateSale = async (row: SkuData) => {

  if (row.isSale == 1) {
    //商品sale为1目前处于上架
    let result: any = await reqCancelSale((row.id as number))
    if (result.code == 200) {
      ElMessage({
        type: 'success',
        message: '下架成功'
      })
      getHasSku(pageNo.value)
    } else {
      ElMessage({
        type: 'error',
        message: '下架失败'
      })
    }
  } else {
    //商品sale为0目前处于下架
    let result: any = await reqSaleSku((row.id as number))
    if (result.code == 200) {
      ElMessage({
        type: 'success',
        message: '上架成功'
      })
      getHasSku(pageNo.value)
    } else {
      ElMessage({
        type: 'error',
        message: '上架失败'
      })
    }
  }
}
//更新已有SKU
const updateSku = () => {
  ElMessage({
    type: 'success',
    message: '更新中'
  })
}
//查看商品详情按钮回调
const findSku = async (row: SkuData) => {
  //抽屉展示出来
  drawer.value = true
  let result: SkuInfoData = await reqSkuInfo((row.id as number))
  //存储SKUinfo
  skuInfo.value = result.data
}
//删除商品
const removeSku = async (id:number) => {
  let result:any = await reqRemoveSku(id)
  if (result.code == 200){
    ElMessage({type:'success',message:'删除成功'})
    getHasSku(skuArr.value.length > 1 ? pageNo.value : pageNo.value - 1 )
  }else {
    ElMessage({type:'error',message:'删除失败'})
  }
}
</script>


<style scoped>
.el-carousel__item h3 {
  color: #475669;
  opacity: 0.75;
  line-height: 200px;
  margin: 0;
  text-align: center;
}

.el-carousel__item:nth-child(2n) {
  background-color: #99a9bf;
}

.el-carousel__item:nth-child(2n + 1) {
  background-color: #d3dce6;
}
</style>